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An insulator to metal transition below 240K is induced by applying a 7T magnetic field in Pr0.5Ca0.5MnO3 thin films grown by the Pulsed Laser Deposition technique on (100) SrTiO3 substrates. This value of the melting magnetic field, much…

Materials Science · Physics 2009-10-31 W. Prellier , A. M. Haghiri-Gosnet , B. Mercey , Ph. Lecoeur , M. Hervieu , Ch. Simon , B. Raveau

We present resonant soft X-ray scattering (RSXS) results from small band width manganites (Pr,Ca)MnO$_3$, which show that the CE-type spin ordering (SO) at the phase boundary is stabilized only below the canted antiferromagnetic transition…

Permanent magnets are of great importance due to their vast applications. MnBi has been proposed to be a potential permanent magnet that can be widely used while past efforts have been focused on optimizing the ferromagnetic low-temperature…

Materials Science · Physics 2023-12-05 Gina Angelo , Jeremy G. Philbrick , Jian Zhang , Tai Kong , Xin Gui

Reducing energy dissipation while increasing speed in computation and memory is a long-standing challenge for spintronics research. In the last 20 years, femtosecond lasers have emerged as a tool to control the magnetization in specific…

Ceramics are typically brittle at ambient conditions due to their covalent or ionic bonding and limited dislocation activities. While plasticity, and occasionally superplasticity, can be achieved in ceramics at high temperatures through…

Given the intimate connection between magnetic orders and the interplay among multiple degrees of freedom in heavy-fermion systems, controlling and understanding the associated inverse melting effect is crucial for unveiling novel…

Strongly Correlated Electrons · Physics 2026-04-07 Hai Zeng , Yiwei Chen , Zhuo Wang , Shuo Zou , Kangjian Luo , Yang Yuan , Meng Zhang , Yongkang Luo

Magnetic field of up to 12 T was applied during the sintering process of pure MgB2 and carbon nanotube (CNT) doped MgB2 wires. We have demonstrated that magnetic field processing results in grain refinement, homogeneity and significant…

Superconductivity · Physics 2009-11-11 S. X. Dou , W. K. Yeoh , O. Shcherbakova , J. Horvat , M. J. Qin , Y. Li , Z. M. Ren , P. Munroe

In this study, we considered a large set of materials that are closely related to orthorhombic Fe$_3$C (cementite) with the aim of characterizing trends in their intrinsic magnetic properties and identifying alloys that are optimal for…

Materials Science · Physics 2025-03-19 Justyn Snarski-Adamski , Mirosław Werwiński , Justyna Rychły-Gruszecka

In this study, a preparation route of Co-Cu alloys with soft magnetic properties by high-pressure torsion deformation is introduced. Nanocrystalline, supersaturated single-phase microstructures are obtained after deformation of Co-Cu…

SrTi0.5Mn0.5O3 (STMO) is a chemically disordered perovskite having random distribution of Ti and Mn over 1b site. Striking discrepancies about the structural and magnetic properties of STMO demands detailed analysis which is addressed. To…

During the past decade, CoFe2O4 (hard)/Co-Fe alloy (soft) magnetic nanocomposites have been routinely prepared by partial reduction of CoFe2O4 nanoparticles. Monoxide (i.e., FeO or CoO) has often been detected as a byproduct of the…

Mutual control of the electricity and magnetism in terms of magnetic (H) and electric (E) fields, the magnetoelectric (ME) effect, offers versatile low power-consumption alternatives to current data storage, logic gate, and spintronic…

The conduction electrons in a metal experience competing interactions with each other and the atomic nuclei. This competition can lead to many types of magnetic order in metals. For example, in chromium the electrons order to form a…

Strongly Correlated Electrons · Physics 2015-01-30 C. Lester , S. Ramos , R. S. Perry , T. P. Croft , R. I. Bewley , T. Guidi , P. Manuel , D. D. Khalyavin , E. M. Forgan , S. M. Hayden

We report on the results of a comparative investigation of highly dense bulk MgB$_2$ samples prepared by three methods: (i) hot deformation; (ii) high pressure sintering; and (iii) mechanical alloying of Mg and B powders with subsequent hot…

Rare earth based intermetallics, SmScGe and NdScGe, are shown to exhibit near zero net magnetization with substitutions of 6 to 9 atomic percent of Nd and 25 atomic percent of Gd, respectively. The notion of magnetic compensation in them is…

Strongly Correlated Electrons · Physics 2010-09-28 Prasanna D. Kulkarni , U. V. Vaidya , S. K. Dhar , P. Manfrinetti , A. K. Grover

Neutron scattering has been used to investigate the evolution of the long- and short-range charge-ordered (CO), ferromagnetic (FM), and antiferromagnetic (AF) correlations in single crystals of Pr1-xCaxMnO3. The existence and population of…

Strongly Correlated Electrons · Physics 2009-11-13 Hao Sha , F. Ye , Pengcheng Dai , J. A. Fernandez-Baca , D. Mesa , J. W. Lynn , Y. Tomioka , Y. Tokura , Jiandi Zhang

Multiferroic CFO-BCTSn composite nanofibers were synthesized using a sol-gel electrospinning method. Electron microscopy revealed well-defined fibers with diameters of 120-150 nm. Structural analyses using X-ray diffraction, Raman…

Sophisticated spin instruments require high-precision spin control. In this study, we accurately study the intrinsic magnetic properties of the strongly disordered system NdFe0.5Cr0.5O3 through molecular field models combined with ASD…

Applied Physics · Physics 2022-07-08 Jiyu Shen , Jiajun Mo , Zeyi Lu , Chenying Gong , Kaiyang Gao , Ke Shi , Lizhou Yu , Yan Chen , Min Liu , Yanfang Xia

Polarization induced spin switching of atoms in magnetic materials opens for possibilities to design and develop advanced spintronic devices, in particular, storage devices where the magnetic state can be controlled by an electric field. We…

Materials Science · Physics 2018-10-09 Indukuru Ramesh Reddy , Peter M. Oppeneer , Kartick Tarafder

Equimolar ratio high-entropy perovskite ceramics (HEPCs) have attracted much attention due to their excellent magnetization intensity. To further enhance their magnetization intensities, (Ln0.2La0.2Nd0.2Sm0.2Eu0.2)MnO3 (Ln = Dy, Ho and Er,…

Materials Science · Physics 2025-12-05 Jiedong Qin , Xingmin Feng , Zhiqin Wen , Li Tang , Defeng Long , Yuhong Zhao
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